Opening a DIRFILE File

The DIRFILE file type is primarily associated with dcm4che-tool.

DIRFILE	File extension: DIRFILE
	File type:	directory file

What is a DIRFILE file?

DIRFILE files mostly belong to dcm4che-tool. DIRFILE files use the DICOM standard to organize medical images. They act as a directory that lists and indexes DICOM image files stored on media.
When a DICOM viewer or PACS system opens a set of images, it reads the DIRFILE to quickly locate all related files. This file includes meta-information such as patient details, study descriptions, and pointers to the actual image files.
Key points provided by FilExt.com include:

Indexing: It organizes file locations for fast image retrieval.

Navigation: It helps software find and display the correct images in a study.

Standardization: It follows the DICOMDIR format used by DICOM systems.

FilExt.com tip: For further details, you can refer to the dcm4che website.

How to open a DIRFILE file

You need a suitable software like dcm4che-tool to open a DIRFILE file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your DIRFILE file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a DIRFILE file directly in the browser:. Just drag the file onto this browser window and drop it.

Online DIRFILE Text Viewer

Choose your .dirfile file to analyze

or drag and drop it here

Online File Viewer

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Programs that open and convert DIRFILE files:

dcm4che-tool
See the previous paragraphs to learn more about the main application. DIRFILE files are often referred to as dcm4che-tool data files because this type of file is primarily created or used by this software.
dcm4che-tool and other DICOM viewers/archivers
A *.DIRFILE is a DICOMDIR file, which is a standard format for organizing and indexing DICOM medical images. It acts as a directory, providing an index of related DICOM files, often used for grouping studies, series, or related images. The DICOMDIR structure is defined within the DICOM standard and is commonly used for exchanging medical image data. It contains metadata about the referenced DICOM files, enabling efficient access and management of medical image datasets. This file format is classified as Medical Imaging.

Technical Data for DIRFILE File Extension

File classification:

Data

Related files:

dicom, dicomdir, ima, hdr, i10, dir, cdrzip, im3, dcm

a dirfile directory file is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with DIRFILE files

Associate the DIRFILE file extension with the correct application.
Update your software that should actually open directory files. Because only the current version supports the latest DIRFILE file format. Search, therefore, e.g. on the manufacturer website after an available dcm4che-tool update.
To make sure that your DIRFILE file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .DIRFILE file online - secure, fast, and no downloads needed.